if.h

* A ncurses user interface. * Network statistics to view the amount of packets and data in many

/*

  This file is part of sniffer, a packet capture utility and
  network moniter
  The author can be contacted at <[e-mail]>
  the lastest version is avilable from 
  http://stev.org

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef _SNIFF_IF_H
#define _SNIFF_IF_H

#include "sniff.h"
#include "stat.h"
#include "list.h"

#include <linux/if.h>
#include <linux/if_packet.h>

/* these are the packet families */
/* so we can tell what interface they came off */
#define LINK_ETHERNET           1
#define LINK_PPP                2
#define LINK_SLIP               3
#define LINK_PLIP               4
#define LINK_LOOPBACK           5
#define LINK_ISDN_RAWIP         6
#define LINK_ISDN_CISCOHDLC     7
#define LINK_FDDI               8
#define LINK_INVALID            0


struct if_stat {
        int if_index;
        char if_name[16];
        struct gen_stat all_stat;
        struct gen_stat in_stat;
        struct gen_stat out_stat;
        struct gen_stat other_stat;
		pthread_mutex_t mutex;
};


extern int inline if_handle		(struct sniff_pkt *pkt, struct sockaddr_ll *fromaddr, void *data);
extern struct if_stat *if_add	(struct sockaddr_ll *fromaddr);
extern int if_cmp_index			(struct if_stat *c1, struct if_stat *c2);
extern int if_init( void );

extern int inline if_eth		(struct sniff_pkt *pkt, struct if_stat *interface, struct sockaddr_ll *fromaddr, char *data);
extern int inline if_lo			(struct sniff_pkt *pkt, struct if_stat *interface ,struct sockaddr_ll *fromaddr, char *data);
extern int inline if_raw		(struct sniff_pkt *pkt, struct if_stat *interface, struct sockaddr_ll *fromaddr, char *data);

extern struct list_t *if_list;
extern pthread_mutex_t if_mutex;

#endif /* _SNIFF_IF_H */